package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.models.auth.In;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import javax.swing.*;
import java.util.List;
import java.util.Set;

@Api(tags = "菜品相关")
@Slf4j
@RequestMapping("/admin/dish")
@RestController
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品
     *
     * @param dishDTO
     * @return
     */
    @ApiOperation("新增菜品")
    @PostMapping
    public Result insert(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品:{}", dishDTO);
        dishService.insert(dishDTO);

        //缓存优化---清理缓存
        redisTemplate.delete("dish_" + dishDTO.getCategoryId());

        return Result.success("新增菜品成功！");
    }

    /**
     * 菜品分页查询
     *
     * @param dishPageQueryDTO
     * @return
     */
    @ApiOperation("菜品分页查询")
    @GetMapping("/page")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO) {
        log.info("菜品分页查询：{}", dishPageQueryDTO);
        PageResult pageResult = dishService.page(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     * 菜品起售、停售
     *
     * @param status
     * @param id
     * @return
     */
    @ApiOperation("菜品起售、停售")
    @PostMapping("/status/{status}")
    public Result status(@PathVariable Integer status, Long id) {
        log.info("菜品起售、停售：状态 = {}，id = {}", status, id);
        dishService.status(status, id);

        //缓存优化---清理缓存--由于还要查询分类id，参数中未给出，构造比较繁琐故将菜品缓存全部删除
        Set keys = redisTemplate.keys("dish_*");
        redisTemplate.delete(keys);

        return Result.success("菜品状态修改成功");
    }

    /**
     * 批量删除菜品
     *
     * @param ids
     * @return
     */
    @ApiOperation("批量删除菜品")
    @DeleteMapping
    public Result delete(@RequestParam List<Long> ids) {
        log.info("批量删除菜品：{}", ids);
        dishService.deleteBatch(ids);

        //缓存优化---清理缓存--将菜品缓存全部删除
        Set keys = redisTemplate.keys("dish_*");
        redisTemplate.delete(keys);

        return Result.success();
    }

    @ApiOperation("修改菜品")
    @PutMapping
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品：{}", dishDTO);
        dishService.update(dishDTO);

        //缓存优化---清理缓存--由于修改要删除旧的分类缓存，添加新的分类缓存，所以直接将菜品缓存全部删除
        Set keys = redisTemplate.keys("dish_*");
        redisTemplate.delete(keys);

        return Result.success();
    }

    @ApiOperation("根据id查询菜品")
    @GetMapping("/{id}")
    public Result<DishDTO> select(@PathVariable Long id) {
        log.info("根据id查询菜品：菜品id = {}", id);
        DishDTO dishDTO = dishService.selectById(id);
        return Result.success(dishDTO);
    }

    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @ApiOperation("根据分类id查询菜品")
    @GetMapping("/list")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> dishes = dishService.list(categoryId);
        return Result.success(dishes);
    }

}
